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Finding the Fourth Proportional to 168,732.71, 232,909.78 and 97,141.27

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Solution

The fourth proportional to 168,732.71, 232,909.78 and 97,141.27 is: 134,088.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,732.71 : 232,909.78 = 97,141.27 : x
  2. Step 2: Convert to fraction form
    168,732.71/232,909.78 = 97,141.27/x
  3. Step 3: Cross multiply
    168,732.71x = 232,909.78 × 97,141.27
  4. Step 4: Simplify right side
    168,732.71x = 22,625,151,485.20
  5. Step 5: Solve for x
    x = 22,625,151,485.20/168,732.71
  6. Step 6: Final answer
    x = 134,088.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.